With thick blades I either do a convex edge or make two angles on the edge so that when I work the final edge I'm not trying to take material off a very wide edge which takes forever and never really works.r

Page down in this link to the edge picture
[img]http://www.tameshigiri.ca/2014/01/07/razor-edged-how-sharp-is-sharp/[/img]

Last edited by Spotshooter; 10/25/14.